STC scores make use of to frequencies amongst 125Hz and 4000Hz. OITC, Conversely, measures 80Hz to 4000Hz to account for these lessen frequencies. As a result, it’s a more helpful metric for soundproof glass mainly because of the actuality this is frequently employed to lower exterior-internal Seems. When do you https://deancydpg.blogadvize.com/41036119/fascination-about-acoustic-glass-windows-cost